Mitsubishi has set the West & East Coast Owners Meet dates in case you haven't seen the dates:
West Coast--July 9th, 9am-1pm Mitsubishi Motors North America Cypress, California.
East Coast--September 10th, 9am-1pm Lot P, Citizens Bank Park Philadelphia, Pennsylvania
Here is the link to the info from their website:
https://www.mitsubishicars.com/owners/events